Venturi device



FIG. 1 is a front perspective view of one embodiment of a venturi deviceof our design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a right-side elevation view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines shown represent the portions of the venturi device thatform no part of the claimed design.

CLAIM The ornamental design for a venturi device, as shown anddescribed.